<template>
  <el-container class="home-container">
    <!-- 头部区域 -->
    <el-header>
      <div>
        <img src="../assets/logoa.png" alt="" />
        <span>代领后台管理系统</span>
      </div>
      <div>
        <!-- <span class="username">admin</span> -->
        <el-button @click="logout">退出</el-button>
      </div>
    </el-header>
    <!-- 页面主体区域 -->
    <el-container>
      <!-- 侧边栏 -->
      <el-aside :width="isCollapse ? '64px' : '220px'">
        <div class="toggle-button" @click="toggleCollapse">|||</div>
        <!-- 侧边栏菜单区域 -->
        <el-menu background-color="#71D4EC" text-color="#fff" active-text-color="#F86542" unique-opened :collapse="isCollapse" :collapse-transition="false" router :default-active="activePath">
          <!-- 一级菜单 -->
          <el-menu-item :index="item.path" v-for="item in menulist" :key="item.id" @click="saveNavState('/' + item.path)">
            <!-- 一级菜单的模板区域 -->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconsObj[item.id]"></i>
              <!-- 文本 -->
              <span> {{ item.name }}</span>
            </template>

            <!-- 二级菜单 -->
            <!-- <el-menu-item :index="'/' + subItem.path" v-for="subItem in item.children" :key="subItem.id" @click="saveNavState('/' + subItem.path)">
              <template slot="title"> -->
            <!-- 图标 -->
            <!-- <i class="el-icon-menu"></i> -->
            <!-- 文本 -->
            <!-- <span>{{subItem.authName}}</span>
              </template>
            </el-menu-item> -->
          </el-menu-item>
        </el-menu>
      </el-aside>
      <!-- 右侧内容主体 -->
      <el-main>
        <!-- 路由占位符 -->
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
  data() {
    return {
      // 左侧菜单数据
      menulist: [],
      iconsObj: {
        1: 'iconfont icon-user',
        2: 'iconfont icon-tijikongjian',
        3: 'iconfont icon-shangpin',
        4: 'iconfont icon-danju',
        5: 'iconfont icon-baobiao',
        7: 'iconfont icon-morentouxiang',
        8: 'iconfont icon-tijikongjian',
        9: 'iconfont icon-user',
        10: 'iconfont icon-morentouxiang',
        11: 'iconfont icon-lock_fill',
      },
      // 是否折叠
      isCollapse: false,
      // 被激活的链接地址
      activePath: '',
    }
  },
  created() {
    this.getMenuList()
    this.activePath = window.localStorage.getItem('activePath')
  },
  methods: {
    logout() {
      window.localStorage.clear()
      this.$router.push('/login')
    },
    // 获取所有的菜单
    async getMenuList() {
      const { data: res } = await this.$http.get('menu', {
        headers: {
          'Content-Type': 'application/x-www-form-urlencoded',
        },
      })
      if (res.status !== 200) return this.$message.error(res.meta.msg)
      this.menulist = res.data.result
      console.log(res)
    },
    // 点击按钮，切换菜单的折叠与展开
    toggleCollapse() {
      this.isCollapse = !this.isCollapse
    },
    // 保存链接的激活状态
    saveNavState(activePath) {
      console.log(activePath)
      if (activePath == '//admin/works') {
        window.localStorage.setItem('activePath', activePath)
        this.activePath = activePath
        this.$router.go(0)
      }
      window.localStorage.setItem('activePath', activePath)
      this.activePath = activePath
      // this.$router.go(0)
    },
  },
}
</script>

<style lang="less" scoped>
.home-container {
  height: 100%;
}
.el-header {
  background-color: #71d4ec;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: #fff;
  font-size: 20px;
  > div {
    display: flex;
    align-items: center;
    img {
      width: 64px;
      height: 60px;
    }
    span {
      margin-left: 15px;
    }
  }
}

.el-aside {
  background-color: #71d4ec;
  .el-menu {
    border-right: none;
  }
}

.el-main {
  background-color: #eaedf1;
}

.iconfont {
  margin-right: 10px;
}

.toggle-button {
  background-color: #509db1;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.2em;
  cursor: pointer;
}
.username {
  margin-right: 15px;
}
</style>
